科学研究要解决实际问题，不能只停留在论文上。

The magi brought valuable gifts, but that was not among them. This dark assertion will be illuminated later on.

Never use a credit card for credit. The only kind of credit， or debt， that is acceptable is debt to acquire something whose exchange value is extremely likely to increase， like in a home. The exchange value of most things diminishes or vanishes the moment you purchase them. Don’t be in debt to losers.

艺术家的责任是成为他时代的见证者。

You have to believe in yourself when no one else does.